Molecular Encapsulation of Herbicide Terbuthylazine in Native and Modified β-Cyclodextrin

Table 3

¹H NMR chemical shift (δ) data of TBA, HP-β-CD, and TBA/HP-β-CD complex (see Scheme 2).

H; assignment	δ TBA; (CD3OD/CDCl3)	δ HP-β-CD; (CD3OD/CDCl3)	δ TBA/HP-β-CD; (CD3OD/CDCl3)	Δδ
CH2	3.400	—	3.445	0.045
t-Butyl	1.426	—	1.430	0.004
CH3	1.192	—	1.150	−0.042
H1′	—	5.099	5.097	−0.002
H3′	—	3.974	3.963	−0.011
H5′	—	3.830	3.821	−0.009
H6′	—	3.757	3.757	0.000
H2′	—	3.520	3.521	0.001
H4′	—	3.416	3.416	0.000
CH3′	—	1.126	1.126	0.000